1/16~5/8″ ER-25 15 PIECE SPRING COLLET SET (3900-5235) (SKU: 3900-5235)
15 Piece ER-25 Collet Set
- 1/16 TO 5/8
- Made of high grade tool steel
- Hardened and precision ground
- Meets or exceeds federal specifications
- Set includes 1 each 1/16, 3/32, 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, 3/8, 13/32, 7/16, 1/2, 17/32, 9/16, 5/8″
Specifications
- 15 Piece ER-25 Collet Set
- 1/16 TO 5/8
- Made of high grade tool steel.
- Hardened and precision ground.
- Meets or exceeds federal specifications.
- Set includes 1 each 1/16, 3/32, 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, 3/8, 13/32, 7/16, 1/2, 17/32, 9/16, 5/8″.
- Weight: 5
- Dimensions: L 4, W 8, H 4
Benefits
- Industrial-grade tooling designed for dependable shop performance.
- Supports consistent results when applied with correct setup practices.
- A practical choice for U.S. machine shops and maintenance work.
Recommended use
- Confirm compatibility (size, interface, machine capacity) before ordering.
- Follow safe operating practices and use appropriate PPE.
- Optimize setup rigidity and process parameters for best results.
USA Warehouse Stock — Fast U.S. fulfillment.












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